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Correct some code in process_environment

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This commit is contained in:
John Wiegley 2009-10-31 04:06:51 -04:00
parent 289f1ec0ee
commit d7a06a31aa
1 changed files with 6 additions and 3 deletions
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9
src/option.cc
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@ -116,13 +116,16 @@ void process_environment(const char ** envp, const string& tag,
const char * tag_p = tag.c_str();
string::size_type tag_len = tag.length();
assert(tag_p);
assert(tag_len > 0);
for (const char ** p = envp; *p; p++) {
if (! tag_p || std::strncmp(*p, tag_p, tag_len) == 0) {
char buf[128];
if (std::strlen(*p) >= tag_len && std::strncmp(*p, tag_p, tag_len) == 0) {
char buf[8192];
char * r = buf;
const char * q;
for (q = *p + tag_len;
*q && *q != '=' && r - buf < 128;
*q && *q != '=' && r - buf < 8191;
q++)
if (*q == '_')
*r++ = '-';